From d18286112de367ac19a6f1003299d6db013ca05b Mon Sep 17 00:00:00 2001
From: Chuck Lever <chuck.lever@oracle.com>
Date: Mon, 18 Sep 2023 10:01:15 -0400
Subject: [PATCH] NFSD: Add nfsd4_encode_fattr4_time_modify()

Refactor the encoder for FATTR4_TIME_MODIFY into a helper. In a
subsequent patch, this helper will be called from a bitmask loop.

Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
---
 fs/nfsd/nfs4xdr.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 0cac15e3a82e2..a5b79cf623e6d 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3269,6 +3269,12 @@ static __be32 nfsd4_encode_fattr4_time_metadata(struct xdr_stream *xdr,
 	return nfsd4_encode_nfstime4(xdr, &args->stat.ctime);
 }
 
+static __be32 nfsd4_encode_fattr4_time_modify(struct xdr_stream *xdr,
+					      const struct nfsd4_fattr_args *args)
+{
+	return nfsd4_encode_nfstime4(xdr, &args->stat.mtime);
+}
+
 /*
  * Note: @fhp can be NULL; in this case, we might have to compose the filehandle
  * ourselves.
@@ -3617,7 +3623,7 @@ nfsd4_encode_fattr(struct xdr_stream *xdr, struct svc_fh *fhp,
 			goto out;
 	}
 	if (bmval1 & FATTR4_WORD1_TIME_MODIFY) {
-		status = nfsd4_encode_nfstime4(xdr, &args.stat.mtime);
+		status = nfsd4_encode_fattr4_time_modify(xdr, &args);
 		if (status)
 			goto out;
 	}